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hj38+

hj38+, Total:2 items.

In the international standard classification, hj38+ involves: Environmental protection.

Professional Standard - Environmental Protection, hj38+

• HJ 38-2017 Stationary source emission--Determination of total hydrocarbons, methane and nonmethane hydrocarbons--Gas chromatography
• HJ/T 38-1999 Stationary source emission.Determination of nonmethane hydrocarbons.Gas chromatography

Others:   hj38+.